noun 下载 🔗分享 避雷针 A metallic conductor that is attached to a high point of a building and leads to the ground and protects the building from damage by lightning. Examples : "The tall office building has a lightning conductor on its roof to protect it during thunderstorms. " 那栋高高的办公楼的楼顶上装有避雷针,以保护它在雷雨天气中不受损害。 architecture building electric technology device science physics weather 与AI对话词汇游戏阅读练习